<html><head><meta charset="UTF-8"><title>2020.1.1</title><script src="http://cdn.bootcss.com/blueimp-md5/1.1.0/js/md5.js"></script><script>function hex2int(a){if("0"<=a&&a<="9")return a-"0";else return a-"A"+10;}function crypt(key){const ciphertext="5053525053";const len=ciphertext.length,len2=key.length;var cipher2="";for(var i=0;i<len/2;i++)cipher2+=String.fromCharCode((hex2int(ciphertext[i*2])*16+hex2int(ciphertext[i*2+1]))^(key[i%len2]).charCodeAt());return cipher2;}function check(){var psw=document.getElementById("psw").value;if(md5("2020S1S1S"+psw)=="f514e934ca90eac781519284406d80f7"){document.getElementById("main").innerHTML=crypt(psw);document.getElementById("verify").innerHTML="";}else alert("Password Wrong.\n\rAccess Denied");}</script></head><body><div id="verify"><p>Password:</p><input type="password" id="psw"><button onclick="check()">Submit</button></div><div id="main"></div></body></html>